Here comes a mouse which works just like any other mouse, but after 10 seconds of passive mouse use, a vibration reminds you to take your hand away. You need to rest your hand and relax until you need to use the mouse again, with out interrupting your work. It is Hoverstop, the ergonomic mouse, designed by human motion scientist in Netherlands. It costs 69 Euros.
to learn more about this ergonomic mouse, Hoverstop, and its benefits visit their page.